➤ 2014 ➤ Junior Season
Season: Appeared in nine games on special teams...Made two solo tackles...Appeared in games vs. UCF, Akron, at Rutgers, UMass, at Indiana, Temple, at Illinois, Michigan State and vs. Boston College in the New Era Pinstripe Bowl. UCF (8/30): Made the tackle on the season-opening kickoff at the Croke Park Classic in Dublin, Ireland. Akron (9/6): Collected his lone stop on the game's opening kickoff.

➤ 2013 ➤ Sophomore Season
Awards: Named Academic All-Big Ten for the first time in his career.

Season: Appeared in seven games on special teams...Made one tackle. Purdue (11/16): Made his first career tackle.

➤ 2012 ➤ True Freshman Season
Redshirt season.

➤ High School
A four-year letterman for head coach coach Al Wolski at State College Area High School...Helped the Little Lions to the 2009 PIAA Class AAAA State Championship game and three district titles...Was a first-team Class AAAA all-state running back and a finalist for Pennsylvania Mr. Football as a senior...Amassed 2,143 yards on 288 carries (7.4 avg.) and scored 26 touchdowns during his senior season...Became just the second player in Centre County prep history to eclipse 2,000 yards in a season (surpassed only by Larry Johnson), by cracking the century mark 10 times during the 2011 campaign...Also earned first-team All-Mid-Penn Conference honors during his final prep season...As a junior, ran for 471 yards, scored 12 touchdowns and recorded 71 tackles from his linebacker post...Also captained the wrestling team.

➤ Personal
Full name is John Steven Haffner...Son of Steve and Amy Haffner...Has one sister, Carly, and a brother, Pete...Father and uncle, C.J. Sichler, played baseball at Penn State, and aunt, Nancy Moerschbacher, played softball for the Nittany Lions...Grandfather, Warren Haffner, was the long-time registrar at Penn State...Plans on majoring in finance...Born July 10, 1993 in Pittsburgh, Pa.